A lawsuit brought by 20 Democratic state attorneys general challenges an April directive from Transportation Secretary Sean ...

Transportation Secretary Sean Duffy threatened to sever funding from “rogue state actors” that do not cooperate with federal ...

PARIS/WASHINGTON (Reuters) -U.S. Transportation Secretary Sean Duffy said on Tuesday that he wanted civil aviation to return ...

The mandate that the DoT challenged was a key part of former President Joe Biden’s plan to address climate change.

Transportation Secretary Sean Duffy says Biden-era fuel economy standards for gas-guzzling cars and trucks are illegal and ...

U.S. Transportation Secretary Sean Duffy said on Wednesday he supports an independent audit into airspace operations and ...